54 lines
1.5 KiB
JavaScript
54 lines
1.5 KiB
JavaScript
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var Buffer = require('buffer').Buffer;
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var x11 = require('../../lib');
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var fs = require('fs');
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var logo1bit = fs.readFileSync('./nodejs-black.bmp');
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var pixmap = require('./bmp').decodeBuffer(logo1bit);
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var xclient = x11.createClient();
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var Exposure = x11.eventMask.Exposure;
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var PointerMotion = x11.eventMask.PointerMotion;
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var bitmap = new Buffer(128*128/8); // 16384 bits, 2048 bytes bitmap
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for (var i=0; i < bitmap.length; ++i)
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{
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bitmap[i] = i % 256;
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}
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xclient.on('connect', function(err, display) {
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var X = this;
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var root = display.screen[0].root;
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var white = display.screen[0].white_pixel;
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var black = display.screen[0].black_pixel;
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//console.log(display.screen[0]);
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var wid = X.AllocID();
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X.CreateWindow(
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wid, root,
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10, 10, 400, 300,
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1, 1, 0,
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{
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backgroundPixel: white, eventMask: Exposure|PointerMotion
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wid, root,
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10, 10, 400, 300,
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0, 0, 0, 0,
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{
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backgroundPixel: white, eventMask: Exposure|PointerMotion
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}
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);
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X.MapWindow(wid);
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var gc = X.AllocID();
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X.CreateGC(gc, wid, { foreground: black, background: white } );
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X.on('event', function(ev) {
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if (ev.type == 12) // expose
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{
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//X.PutImage(0, wid, gc, 128, 128, 20, 20, 0, 1, bitmap);
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X.PutImage(0, wid, gc, pixmap.width, pixmap.height, 20, 20, 0, pixmap.depth, pixmap.data);
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}
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});
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X.on('error', function(e) {
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console.log(e);
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});
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});
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